ORA Database Error Messages ORA-06251: NETNTT: cannot translate address file name July 9, 2015 mpbod ORA-06251: NETNTT: cannot translate address file name Cause: ORACLE_HOME environment variable not set. Action: Make sure that the ORACLE_HOME environment variable has been properly set and exported. Back to previous menu https://support.oracle.com/ http://www.oracle.com/ Share this:Click to email a link to a friend (Opens in new window)Click to print (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Tumblr (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pocket (Opens in new window)